Plant health management is the science and practice of understanding and eliminating the succession of biotic and abiotic factors that limit plants from achieving their full genetic potential as crops, ornamentals, timber trees, or other uses. Although practiced as long as agriculture itself, as a science-based concept, plant heath management as a science is even younger than integrated pest management (IPM), and includes and builds upon but is broader than IPM.

Learn about the research that experimentally separated the flush of nutrients from killed microbial biomass from control of root pathogens in explaining the nearly-universal increased growth and yield response of wheat to soil fumigation.